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A capacitor connected between two line conductors in a PRIMARY CIRCUIT, or between one line
. i5 k$ \8 P4 l( fconductor and the neutral conductor or between the PRIMARY CIRCUIT and protective earth' l9 }! w6 A) V
shall comply with one of the subclasses of IEC 60384-14 and shall be used in accordance3 x9 p2 K0 |1 [- \+ [3 L
with its rating. This requirement also applies to a capacitor bridging DOUBLE INSULATION or
! f9 Q& V9 U# @* c! m! S" XREINFORCED INSULATION elsewhere in the equipment. The details of the damp heat, steady6 h7 P) i& B/ g) h6 Y
state test as specified in 4.12 of IEC 60384-14 shall be as follows:
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6 S. C& @% g4 E+ ?' rRules for the application of Table 1C9 L4 k8 p- W1 S, L* G/ H; W. z
1 Capacitors used to bridge BASIC INSULATION, SUPPLEMENTARY INSULATION or REINFORCED INSULATION shall be
. \' m! m! n* R9 Yclass Y except that it is permitted to bridge BASIC INSULATION in a SECONDARY CIRCUIT by a class X capacitor.
3 |+ ~7 L, J, L+ j2 For a single capacitor bridging FUNCTIONAL INSULATION, BASIC INSULATION, SUPPLEMENTARY INSULATION or* ]: d2 Z2 }7 m4 B1 _5 |
REINFORCED INSULATION, the voltage rating of the single capacitor shall be at least equal to the RMS WORKING5 i; @, B, k' r, G2 S+ G4 u
VOLTAGE across the insulation being bridged, determined according to 2.10.2.2.4 J+ r5 f9 q' g+ V7 n, I7 x; r
这里强调的是L与L之间,L与N之间的绝缘是功能绝缘,而不在于电容前端是否有电阻,所以我个人认为嘴跨接在L与L之间或L与N之间的电容仍然是安规电容,需要符合IEC 60384-14的要求。
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